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  • Virginia Standards
  • Science: Grade 6

Virginia - Science: Grade 6

Standards of Learning | Adopted: 2018

This correlation lists the recommended Gizmos for this state's curriculum standards. Click any Gizmo title below for more information.

6.1: The student will demonstrate an understanding of scientific and engineering practices by


6.1.a: asking questions and defining problems

6.1.a.2: develop hypotheses and identify independent and dependent variables

Seasons: Why do we have them?

Learn why the temperature in the summertime is higher than it is in the winter by studying the amount of light striking the Earth. Experiment with a plate detector to measure the amount of light striking the plate as the angle of the plate is adjusted (and then use a group of plates placed at different locations on the Earth) and measure the incoming radiation on each plate. 5 Minute Preview


Lesson Info
Launch Gizmo

Seasons Around the World

Use a three dimensional view of the Earth, Moon and Sun to explore seasonal changes at a variety of locations. Strengthen your knowledge of global climate patterns by comparing solar energy input at the Poles to the Equator. Manipulate Earth's axis to increase or diminish seasonal changes. 5 Minute Preview


Lesson Info
Launch Gizmo

River Detective: The Case of the Missing Shad - Middle School

An important fish species, the American Shad, has disappeared from the James River in Virginia. Students take on the role of a junior River Watch member to investigate the shad population’s decline. They collect and analyze data about biotic and abiotic factors related to water quality and fish survival. Then students use this data to construct a model of cause-and-effect relationships in the James River watershed and design a solution to bring back this iconic fish. Video Preview


Lesson Info
STEM Cases

6.1.a.3: offer simple solutions to design problems

Smelling in the Rain: Designing Solutions to Improve Air Quality - Middle School

A respiratory physiologist is concerned about the number of asthma attacks in children within her community. On certain days, the number is higher than the respiratory physiologist might expect. She thinks something in the environment is causing more rescue inhaler use on those days. As an air quality engineer, students will work collaboratively with a respiratory physiologist to learn how some air pollutants are released directly from sources while others are formed through chemical reactions. Students will develop a system model to test design solutions to recommend a plan to help decrease air pollution in a community with a record number of asthma cases in children. Video Preview


Lesson Info
STEM Cases

Beat the Heat: Tackling Urban Heat Islands Using the Science of Energy - Middle School

Lake City's latest heat wave has more people in the hospital than ever before. Juan, a local student admitted to the hospital, lives in one of the hottest neighborhoods in the city. Students are hired as the city's Chief Heat Officer to investigate and solve the problem. As the Chief Heat Officer, students look at land uses, surface air temperatures, and building materials across Lake City. Students will develop a system model to test several design solutions and give the mayor a proposal to beat the heat. Video Preview


Lesson Info
STEM Cases

Protecting Permafrost: Heat Transfer Highway - Middle School

Thawing permafrost threatens the stability of critical infrastructure in the Arctic community of Mountain Harbor, Alaska. Students take on the role of a civil engineer to design heat transfer solutions to protect permafrost in a warming climate. Video Preview


Lesson Info
STEM Cases

River Detective: The Case of the Missing Shad - Middle School

An important fish species, the American Shad, has disappeared from the James River in Virginia. Students take on the role of a junior River Watch member to investigate the shad population’s decline. They collect and analyze data about biotic and abiotic factors related to water quality and fish survival. Then students use this data to construct a model of cause-and-effect relationships in the James River watershed and design a solution to bring back this iconic fish. Video Preview


Lesson Info
STEM Cases

Microbiologist Mission: Reducing River Runoff and Pollution - Middle School

People are getting sick after swimming in the Dogwood River. The student acts as a microbiologist to monitor bacteria populations, construct a model of how pollution enters the river, and design a sustainable solution to minimize human impacts on the Dogwood River watershed. Video Preview


Lesson Info
STEM Cases

Fighting Floods: The Water Cycle and Climate Change - Middle School

Paanee, a city in northeastern India, is flooding more than normal. Taking on the role of a hydrologist, the student analyzes data and designs a solution for Paanee to mitigate the effects of water cycle changes caused by global warming. Video Preview


Lesson Info
STEM Cases

6.1.b: planning and carrying out investigations

6.1.b.1: independently and collaboratively plan and conduct observational and experimental investigations; identify variables, constants, and controls where appropriate, and include the safe use of chemicals and equipment

Heat Transfer by Conduction

An insulated beaker of hot water is connected to a beaker of cold water with a conducting bar, and over time the temperatures of the beakers equalize as heat is transferred through the bar. Four materials (aluminum, copper, steel, and glass) are available for the bar. 5 Minute Preview


Lesson Info
Launch Gizmo

Seasons Around the World

Use a three dimensional view of the Earth, Moon and Sun to explore seasonal changes at a variety of locations. Strengthen your knowledge of global climate patterns by comparing solar energy input at the Poles to the Equator. Manipulate Earth's axis to increase or diminish seasonal changes. 5 Minute Preview


Lesson Info
Launch Gizmo

Tides - Metric

Gain an understanding of high, low, spring, and neap tides on Earth by observing the tidal heights and the position of the Earth, Moon, and Sun. Tidal bulges can be observed from space, and water depths can be recorded from a dock by the ocean. 5 Minute Preview


Lesson Info
Launch Gizmo

Conduction and Convection

Two flasks hold colored water, one yellow and the other blue. Set the starting temperature of each flask, choose a type of material to connect the flasks, and see how quickly the flasks heat up or cool down. The flasks can be connected with a hollow pipe, allowing the water in the flasks to mix, or a solid chunk that transfers heat but prevents mixing. 5 Minute Preview


Lesson Info
Launch Gizmo

Chemical and Physical Changes - Middle School

The Secret Service recently arrested suspects accused of counterfeiting coins from 1915 valued at $50,000 each. The students act as a forensic scientist to investigate the crime scene and the evidence. Students learn about chemical and physical changes to recreate the methods used to make the coins as evidence for the trial. Video Preview


Lesson Info
STEM Cases

Beat the Heat: Tackling Urban Heat Islands Using the Science of Energy - Middle School

Lake City's latest heat wave has more people in the hospital than ever before. Juan, a local student admitted to the hospital, lives in one of the hottest neighborhoods in the city. Students are hired as the city's Chief Heat Officer to investigate and solve the problem. As the Chief Heat Officer, students look at land uses, surface air temperatures, and building materials across Lake City. Students will develop a system model to test several design solutions and give the mayor a proposal to beat the heat. Video Preview


Lesson Info
STEM Cases

Microbiologist Mission: Reducing River Runoff and Pollution - Middle School

People are getting sick after swimming in the Dogwood River. The student acts as a microbiologist to monitor bacteria populations, construct a model of how pollution enters the river, and design a sustainable solution to minimize human impacts on the Dogwood River watershed. Video Preview


Lesson Info
STEM Cases

Phase Changes: Mountain Spaghetti

In this lesson series, students will help Kayla, a cooking enthusiast who is having trouble making good spaghetti in her new home in the mountains. Students will investigate phase changes, the effect of altitude and air pressure on boiling point, and the molecular causes of phase changes. Preview


Lesson Info

Phase Changes: Boil in a Bag

Dad forgets to bring the cooking pot on a camping trip, throwing the macaroni and cheese dinner into doubt. Luckily, he comes up with an ingenious solution involving a plastic bag. Students will investigate how temperature relates to phase changes to explain why this works. Preview


Lesson Info

Phase Changes: Dance of the Molecules

After a snowstorm cuts power and water, Ethan needs to melt ice and boil the resulting water to cook dinner. This phenomenon leads him to thinking about why water changes from one phase to another. In this standalone lesson, students will investigate what is happening at the molecular level to cause phase changes. Preview


Lesson Info

6.1.b.3: take metric measurements using appropriate tools

Tides - Metric

Gain an understanding of high, low, spring, and neap tides on Earth by observing the tidal heights and the position of the Earth, Moon, and Sun. Tidal bulges can be observed from space, and water depths can be recorded from a dock by the ocean. 5 Minute Preview


Lesson Info
Launch Gizmo

Measuring Volume

Measure the volume of liquids and solids using beakers, graduated cylinders, overflow cups, and rulers. Water can be poured from one container to another and objects can be added to containers. A pipette can be used to transfer small amounts of water, and a magnifier can be used to observe the meniscus in a graduated cylinder. Test your volume-measurement skills in the "Practice" mode of the Gizmo. 5 Minute Preview


Lesson Info
Launch Gizmo

Observing Weather (Metric)

How do scientists measure and describe the weather? In this introductory lesson, students will practice using a thermometer, anemometer, rain gauge, and hygrometer to record weather conditions in a variety of locations and dates. This lesson uses metric units. 5 Minute Preview


Lesson Info
Launch Gizmo

6.1.c: interpreting, analyzing, and evaluating data

6.1.c.1: organize data sets to reveal patterns that suggest relationships

Comparing Earth and Venus

Observe the motions of Venus and Earth as the planets move around the Sun. Measure the length of a day and a year on Earth and Venus, and compare the length of a solar day to the length of a sidereal day. 5 Minute Preview


Lesson Info
Launch Gizmo

Seasons: Why do we have them?

Learn why the temperature in the summertime is higher than it is in the winter by studying the amount of light striking the Earth. Experiment with a plate detector to measure the amount of light striking the plate as the angle of the plate is adjusted (and then use a group of plates placed at different locations on the Earth) and measure the incoming radiation on each plate. 5 Minute Preview


Lesson Info
Launch Gizmo

Gravity Pitch

Imagine a gigantic pitcher standing on Earth, ready to hurl a huge baseball. What will happen as the ball is thrown harder and harder? Find out with the Gravity Pitch Gizmo. Observe the path of the ball when it is thrown at different velocities. Throw the ball on different planets to see how each planet's gravity affects the ball. 5 Minute Preview


Lesson Info
Launch Gizmo

River Detective: The Case of the Missing Shad - Middle School

An important fish species, the American Shad, has disappeared from the James River in Virginia. Students take on the role of a junior River Watch member to investigate the shad population’s decline. They collect and analyze data about biotic and abiotic factors related to water quality and fish survival. Then students use this data to construct a model of cause-and-effect relationships in the James River watershed and design a solution to bring back this iconic fish. Video Preview


Lesson Info
STEM Cases

6.1.c.2: construct, analyze, and interpret graphical displays of data

Heat Transfer by Conduction

An insulated beaker of hot water is connected to a beaker of cold water with a conducting bar, and over time the temperatures of the beakers equalize as heat is transferred through the bar. Four materials (aluminum, copper, steel, and glass) are available for the bar. 5 Minute Preview


Lesson Info
Launch Gizmo

Seasons Around the World

Use a three dimensional view of the Earth, Moon and Sun to explore seasonal changes at a variety of locations. Strengthen your knowledge of global climate patterns by comparing solar energy input at the Poles to the Equator. Manipulate Earth's axis to increase or diminish seasonal changes. 5 Minute Preview


Lesson Info
Launch Gizmo

Tides - Metric

Gain an understanding of high, low, spring, and neap tides on Earth by observing the tidal heights and the position of the Earth, Moon, and Sun. Tidal bulges can be observed from space, and water depths can be recorded from a dock by the ocean. 5 Minute Preview


Lesson Info
Launch Gizmo
A bar graph displaying animal speed data, with labeled axes and a clear title for data representation.

Graphing Skills

Create a graph (bar graph, line graph, pie chart, or scatter plot) based on a given data set. Title the graph, label the axes, and choose a scale. Adjust the graph to fit the data, and then check your accuracy. The Gizmo can also be used to create a data table based on a given graph. 5 Minute Preview


Lesson Info
Launch Gizmo

Water Contamination - Middle School

There has been an outbreak of legionnaires’ disease in a small town. This disease is caused by legionella bacteria that proliferate in contaminated water supplies. Students take on the role of a civil engineer to investigate how the water treatment plant has failed to get rid of all the contaminants in the water and design a new method. Video Preview


Lesson Info
STEM Cases

Smelling in the Rain: Designing Solutions to Improve Air Quality - Middle School

A respiratory physiologist is concerned about the number of asthma attacks in children within her community. On certain days, the number is higher than the respiratory physiologist might expect. She thinks something in the environment is causing more rescue inhaler use on those days. As an air quality engineer, students will work collaboratively with a respiratory physiologist to learn how some air pollutants are released directly from sources while others are formed through chemical reactions. Students will develop a system model to test design solutions to recommend a plan to help decrease air pollution in a community with a record number of asthma cases in children. Video Preview


Lesson Info
STEM Cases

Protecting Permafrost: Heat Transfer Highway - Middle School

Thawing permafrost threatens the stability of critical infrastructure in the Arctic community of Mountain Harbor, Alaska. Students take on the role of a civil engineer to design heat transfer solutions to protect permafrost in a warming climate. Video Preview


Lesson Info
STEM Cases

River Detective: The Case of the Missing Shad - Middle School

An important fish species, the American Shad, has disappeared from the James River in Virginia. Students take on the role of a junior River Watch member to investigate the shad population’s decline. They collect and analyze data about biotic and abiotic factors related to water quality and fish survival. Then students use this data to construct a model of cause-and-effect relationships in the James River watershed and design a solution to bring back this iconic fish. Video Preview


Lesson Info
STEM Cases

Fighting Floods: The Water Cycle and Climate Change - Middle School

Paanee, a city in northeastern India, is flooding more than normal. Taking on the role of a hydrologist, the student analyzes data and designs a solution for Paanee to mitigate the effects of water cycle changes caused by global warming. Video Preview


Lesson Info
STEM Cases

Phase Changes: Mountain Spaghetti

In this lesson series, students will help Kayla, a cooking enthusiast who is having trouble making good spaghetti in her new home in the mountains. Students will investigate phase changes, the effect of altitude and air pressure on boiling point, and the molecular causes of phase changes. Preview


Lesson Info

Phase Changes: Boil in a Bag

Dad forgets to bring the cooking pot on a camping trip, throwing the macaroni and cheese dinner into doubt. Luckily, he comes up with an ingenious solution involving a plastic bag. Students will investigate how temperature relates to phase changes to explain why this works. Preview


Lesson Info

6.1.c.4: use data to evaluate and refine design solutions

Water Contamination - Middle School

There has been an outbreak of legionnaires’ disease in a small town. This disease is caused by legionella bacteria that proliferate in contaminated water supplies. Students take on the role of a civil engineer to investigate how the water treatment plant has failed to get rid of all the contaminants in the water and design a new method. Video Preview


Lesson Info
STEM Cases

Smelling in the Rain: Designing Solutions to Improve Air Quality - Middle School

A respiratory physiologist is concerned about the number of asthma attacks in children within her community. On certain days, the number is higher than the respiratory physiologist might expect. She thinks something in the environment is causing more rescue inhaler use on those days. As an air quality engineer, students will work collaboratively with a respiratory physiologist to learn how some air pollutants are released directly from sources while others are formed through chemical reactions. Students will develop a system model to test design solutions to recommend a plan to help decrease air pollution in a community with a record number of asthma cases in children. Video Preview


Lesson Info
STEM Cases

Beat the Heat: Tackling Urban Heat Islands Using the Science of Energy - Middle School

Lake City's latest heat wave has more people in the hospital than ever before. Juan, a local student admitted to the hospital, lives in one of the hottest neighborhoods in the city. Students are hired as the city's Chief Heat Officer to investigate and solve the problem. As the Chief Heat Officer, students look at land uses, surface air temperatures, and building materials across Lake City. Students will develop a system model to test several design solutions and give the mayor a proposal to beat the heat. Video Preview


Lesson Info
STEM Cases

Protecting Permafrost: Heat Transfer Highway - Middle School

Thawing permafrost threatens the stability of critical infrastructure in the Arctic community of Mountain Harbor, Alaska. Students take on the role of a civil engineer to design heat transfer solutions to protect permafrost in a warming climate. Video Preview


Lesson Info
STEM Cases

Microbiologist Mission: Reducing River Runoff and Pollution - Middle School

People are getting sick after swimming in the Dogwood River. The student acts as a microbiologist to monitor bacteria populations, construct a model of how pollution enters the river, and design a sustainable solution to minimize human impacts on the Dogwood River watershed. Video Preview


Lesson Info
STEM Cases

Fighting Floods: The Water Cycle and Climate Change - Middle School

Paanee, a city in northeastern India, is flooding more than normal. Taking on the role of a hydrologist, the student analyzes data and designs a solution for Paanee to mitigate the effects of water cycle changes caused by global warming. Video Preview


Lesson Info
STEM Cases

6.1.d: constructing and critiquing conclusions and explanations

6.1.d.1: construct explanations that includes qualitative or quantitative relationships between variables

Seasons Around the World

Use a three dimensional view of the Earth, Moon and Sun to explore seasonal changes at a variety of locations. Strengthen your knowledge of global climate patterns by comparing solar energy input at the Poles to the Equator. Manipulate Earth's axis to increase or diminish seasonal changes. 5 Minute Preview


Lesson Info
Launch Gizmo

Beat the Heat: Tackling Urban Heat Islands Using the Science of Energy - Middle School

Lake City's latest heat wave has more people in the hospital than ever before. Juan, a local student admitted to the hospital, lives in one of the hottest neighborhoods in the city. Students are hired as the city's Chief Heat Officer to investigate and solve the problem. As the Chief Heat Officer, students look at land uses, surface air temperatures, and building materials across Lake City. Students will develop a system model to test several design solutions and give the mayor a proposal to beat the heat. Video Preview


Lesson Info
STEM Cases

River Detective: The Case of the Missing Shad - Middle School

An important fish species, the American Shad, has disappeared from the James River in Virginia. Students take on the role of a junior River Watch member to investigate the shad population’s decline. They collect and analyze data about biotic and abiotic factors related to water quality and fish survival. Then students use this data to construct a model of cause-and-effect relationships in the James River watershed and design a solution to bring back this iconic fish. Video Preview


Lesson Info
STEM Cases

Microbiologist Mission: Reducing River Runoff and Pollution - Middle School

People are getting sick after swimming in the Dogwood River. The student acts as a microbiologist to monitor bacteria populations, construct a model of how pollution enters the river, and design a sustainable solution to minimize human impacts on the Dogwood River watershed. Video Preview


Lesson Info
STEM Cases

6.1.d.2: construct scientific explanations based on valid and reliable evidence obtained from sources (including the students’ own investigations)

Seasons in 3D

Gain an understanding of the causes of seasons by observing Earth as it orbits the Sun in three dimensions. Observe the path of the Sun across the sky on any date and from any location. Create graphs of solar intensity and day length, and use collected data to describe and explain seasonal changes. 5 Minute Preview


Lesson Info
Launch Gizmo

Seasons Around the World

Use a three dimensional view of the Earth, Moon and Sun to explore seasonal changes at a variety of locations. Strengthen your knowledge of global climate patterns by comparing solar energy input at the Poles to the Equator. Manipulate Earth's axis to increase or diminish seasonal changes. 5 Minute Preview


Lesson Info
Launch Gizmo

Tides - Metric

Gain an understanding of high, low, spring, and neap tides on Earth by observing the tidal heights and the position of the Earth, Moon, and Sun. Tidal bulges can be observed from space, and water depths can be recorded from a dock by the ocean. 5 Minute Preview


Lesson Info
Launch Gizmo

Erosion Rates

Explore erosion in a simulated 3D environment. Observe how the landscape evolves over time as it is shaped by the forces of flowing water. Vary the initial landscape, rock type, precipitation amount, average temperature, and vegetation and measure how each variable affects the rate of erosion and resulting landscape features. 5 Minute Preview


Lesson Info
Launch Gizmo

Chemical and Physical Changes - Middle School

The Secret Service recently arrested suspects accused of counterfeiting coins from 1915 valued at $50,000 each. The students act as a forensic scientist to investigate the crime scene and the evidence. Students learn about chemical and physical changes to recreate the methods used to make the coins as evidence for the trial. Video Preview


Lesson Info
STEM Cases

Fighting Floods: The Water Cycle and Climate Change - Middle School

Paanee, a city in northeastern India, is flooding more than normal. Taking on the role of a hydrologist, the student analyzes data and designs a solution for Paanee to mitigate the effects of water cycle changes caused by global warming. Video Preview


Lesson Info
STEM Cases

6.1.d.3: generate and compare multiple solutions to problems based on how well they meet the criteria and constraints

Water Contamination - Middle School

There has been an outbreak of legionnaires’ disease in a small town. This disease is caused by legionella bacteria that proliferate in contaminated water supplies. Students take on the role of a civil engineer to investigate how the water treatment plant has failed to get rid of all the contaminants in the water and design a new method. Video Preview


Lesson Info
STEM Cases

Beat the Heat: Tackling Urban Heat Islands Using the Science of Energy - Middle School

Lake City's latest heat wave has more people in the hospital than ever before. Juan, a local student admitted to the hospital, lives in one of the hottest neighborhoods in the city. Students are hired as the city's Chief Heat Officer to investigate and solve the problem. As the Chief Heat Officer, students look at land uses, surface air temperatures, and building materials across Lake City. Students will develop a system model to test several design solutions and give the mayor a proposal to beat the heat. Video Preview


Lesson Info
STEM Cases

Protecting Permafrost: Heat Transfer Highway - Middle School

Thawing permafrost threatens the stability of critical infrastructure in the Arctic community of Mountain Harbor, Alaska. Students take on the role of a civil engineer to design heat transfer solutions to protect permafrost in a warming climate. Video Preview


Lesson Info
STEM Cases

River Detective: The Case of the Missing Shad - Middle School

An important fish species, the American Shad, has disappeared from the James River in Virginia. Students take on the role of a junior River Watch member to investigate the shad population’s decline. They collect and analyze data about biotic and abiotic factors related to water quality and fish survival. Then students use this data to construct a model of cause-and-effect relationships in the James River watershed and design a solution to bring back this iconic fish. Video Preview


Lesson Info
STEM Cases

Microbiologist Mission: Reducing River Runoff and Pollution - Middle School

People are getting sick after swimming in the Dogwood River. The student acts as a microbiologist to monitor bacteria populations, construct a model of how pollution enters the river, and design a sustainable solution to minimize human impacts on the Dogwood River watershed. Video Preview


Lesson Info
STEM Cases

6.1.e: developing and using models

6.1.e.2: use, develop, and revise models to predict and explain phenomena

Seasons in 3D

Gain an understanding of the causes of seasons by observing Earth as it orbits the Sun in three dimensions. Observe the path of the Sun across the sky on any date and from any location. Create graphs of solar intensity and day length, and use collected data to describe and explain seasonal changes. 5 Minute Preview


Lesson Info
Launch Gizmo

Seasons Around the World

Use a three dimensional view of the Earth, Moon and Sun to explore seasonal changes at a variety of locations. Strengthen your knowledge of global climate patterns by comparing solar energy input at the Poles to the Equator. Manipulate Earth's axis to increase or diminish seasonal changes. 5 Minute Preview


Lesson Info
Launch Gizmo

Seasons: Earth, Moon, and Sun

Observe the motions of the Earth, Moon and Sun in three dimensions to explain Sunrise and Sunset, and to see how we define a day, a month, and a year. Compare times of Sunrise and Sunset for different dates and locations. Relate shadows to the position of the Sun in the sky, and relate shadows to compass directions. 5 Minute Preview


Lesson Info
Launch Gizmo

Phases of the Moon

Understand the phases of the Moon by observing the positions of the Moon, Earth and Sun. A view of the Moon from Earth is shown on the right as the Moon orbits Earth. Learn the names of Moon phases and in what order they occur. Click Play to watch the Moon go around, or click Pause and drag the Moon yourself. 5 Minute Preview


Lesson Info
Launch Gizmo

Phases of Water

Heat or cool a container of water and observe the phase changes that take place. Use a magnifying glass to observe water molecules as a solid, liquid, or gas. Compare the volumes of the three phases of water. 5 Minute Preview


Lesson Info
Launch Gizmo

Weathering

Weathering is the breakdown of rock at Earth's surface through physical or chemical means. Students will learn about the different types of mechanical and chemical weathering, then use a simulation to model the effects of weathering on different types of rocks in varying climate conditions. 5 Minute Preview


Lesson Info
Launch Gizmo

River Erosion

Explore how river erosion affects landscapes in the short term and over long periods of time. Describe the features of mountain streams and meandering rivers, and use a floating barrel to estimate current speed. Witness the changes that occur as mountain streams erode downward and meandering rivers erode from side to side. 5 Minute Preview


Lesson Info
Launch Gizmo

Erosion Rates

Explore erosion in a simulated 3D environment. Observe how the landscape evolves over time as it is shaped by the forces of flowing water. Vary the initial landscape, rock type, precipitation amount, average temperature, and vegetation and measure how each variable affects the rate of erosion and resulting landscape features. 5 Minute Preview


Lesson Info
Launch Gizmo

Fighting Floods: The Water Cycle and Climate Change - Middle School

Paanee, a city in northeastern India, is flooding more than normal. Taking on the role of a hydrologist, the student analyzes data and designs a solution for Paanee to mitigate the effects of water cycle changes caused by global warming. Video Preview


Lesson Info
STEM Cases

Phase Changes: Mountain Spaghetti

In this lesson series, students will help Kayla, a cooking enthusiast who is having trouble making good spaghetti in her new home in the mountains. Students will investigate phase changes, the effect of altitude and air pressure on boiling point, and the molecular causes of phase changes. Preview


Lesson Info

6.1.f: obtaining, evaluating, and communicating information

6.1.f.3: construct, use, and/or present an argument supported by empirical evidence and scientific reasoning

Protecting Permafrost: Heat Transfer Highway - Middle School

Thawing permafrost threatens the stability of critical infrastructure in the Arctic community of Mountain Harbor, Alaska. Students take on the role of a civil engineer to design heat transfer solutions to protect permafrost in a warming climate. Video Preview


Lesson Info
STEM Cases

River Detective: The Case of the Missing Shad - Middle School

An important fish species, the American Shad, has disappeared from the James River in Virginia. Students take on the role of a junior River Watch member to investigate the shad population’s decline. They collect and analyze data about biotic and abiotic factors related to water quality and fish survival. Then students use this data to construct a model of cause-and-effect relationships in the James River watershed and design a solution to bring back this iconic fish. Video Preview


Lesson Info
STEM Cases

Microbiologist Mission: Reducing River Runoff and Pollution - Middle School

People are getting sick after swimming in the Dogwood River. The student acts as a microbiologist to monitor bacteria populations, construct a model of how pollution enters the river, and design a sustainable solution to minimize human impacts on the Dogwood River watershed. Video Preview


Lesson Info
STEM Cases

Phase Changes: Mountain Spaghetti

In this lesson series, students will help Kayla, a cooking enthusiast who is having trouble making good spaghetti in her new home in the mountains. Students will investigate phase changes, the effect of altitude and air pressure on boiling point, and the molecular causes of phase changes. Preview


Lesson Info

6.2: The student will investigate and understand that the solar system is organized and the various bodies in the solar system interact. Key ideas include


6.2.b: planets have different sizes and orbit at different distances from the sun;

Comparing Earth and Venus

Observe the motions of Venus and Earth as the planets move around the Sun. Measure the length of a day and a year on Earth and Venus, and compare the length of a solar day to the length of a sidereal day. 5 Minute Preview


Lesson Info
Launch Gizmo

Solar System Explorer

Survey the solar system, observing the length of a year and the orbital path of each object. The positions of the eight official planets are displayed, as well as one dwarf planet, Pluto. Learn about Kepler's Laws and how planets are classified. 5 Minute Preview


Lesson Info
Launch Gizmo

Solar System

Explore our solar system and learn the characteristics of each planet. Compare the sizes of planets and their distances from the Sun. Observe the speeds of planetary orbits and measure how long each planet takes to go around the Sun. 5 Minute Preview


Lesson Info
Launch Gizmo

6.2.c: gravity contributes to orbital motion; and

Solar System Explorer

Survey the solar system, observing the length of a year and the orbital path of each object. The positions of the eight official planets are displayed, as well as one dwarf planet, Pluto. Learn about Kepler's Laws and how planets are classified. 5 Minute Preview


Lesson Info
Launch Gizmo

Solar System

Explore our solar system and learn the characteristics of each planet. Compare the sizes of planets and their distances from the Sun. Observe the speeds of planetary orbits and measure how long each planet takes to go around the Sun. 5 Minute Preview


Lesson Info
Launch Gizmo

Gravity Pitch

Imagine a gigantic pitcher standing on Earth, ready to hurl a huge baseball. What will happen as the ball is thrown harder and harder? Find out with the Gravity Pitch Gizmo. Observe the path of the ball when it is thrown at different velocities. Throw the ball on different planets to see how each planet's gravity affects the ball. 5 Minute Preview


Lesson Info
Launch Gizmo

6.3: The student will investigate and understand that there is a relationship between the sun, Earth, and the moon. Key ideas include


6.3.a: Earth has unique properties;

Solar System

Explore our solar system and learn the characteristics of each planet. Compare the sizes of planets and their distances from the Sun. Observe the speeds of planetary orbits and measure how long each planet takes to go around the Sun. 5 Minute Preview


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6.3.b: the rotation of Earth in relationship to the sun causes day and night;

Seasons: Earth, Moon, and Sun

Observe the motions of the Earth, Moon and Sun in three dimensions to explain Sunrise and Sunset, and to see how we define a day, a month, and a year. Compare times of Sunrise and Sunset for different dates and locations. Relate shadows to the position of the Sun in the sky, and relate shadows to compass directions. 5 Minute Preview


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6.3.c: the movement of Earth and the moon in relationship to the sun causes phases of the moon;

Moonrise, Moonset, and Phases

Gain an understanding of moonrise and moonset times by observing the relative positions of Earth and the Moon along with a view of the Moon from Earth. A line shows the horizon for a person standing on Earth so that moonrise and moonset times can be determined. 5 Minute Preview


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Phases of the Moon

Understand the phases of the Moon by observing the positions of the Moon, Earth and Sun. A view of the Moon from Earth is shown on the right as the Moon orbits Earth. Learn the names of Moon phases and in what order they occur. Click Play to watch the Moon go around, or click Pause and drag the Moon yourself. 5 Minute Preview


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6.3.d: Earth’s tilt as it revolves around the sun causes the seasons; and

Seasons: Why do we have them?

Learn why the temperature in the summertime is higher than it is in the winter by studying the amount of light striking the Earth. Experiment with a plate detector to measure the amount of light striking the plate as the angle of the plate is adjusted (and then use a group of plates placed at different locations on the Earth) and measure the incoming radiation on each plate. 5 Minute Preview


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Seasons in 3D

Gain an understanding of the causes of seasons by observing Earth as it orbits the Sun in three dimensions. Observe the path of the Sun across the sky on any date and from any location. Create graphs of solar intensity and day length, and use collected data to describe and explain seasonal changes. 5 Minute Preview


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Seasons Around the World

Use a three dimensional view of the Earth, Moon and Sun to explore seasonal changes at a variety of locations. Strengthen your knowledge of global climate patterns by comparing solar energy input at the Poles to the Equator. Manipulate Earth's axis to increase or diminish seasonal changes. 5 Minute Preview


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Seasons: Earth, Moon, and Sun

Observe the motions of the Earth, Moon and Sun in three dimensions to explain Sunrise and Sunset, and to see how we define a day, a month, and a year. Compare times of Sunrise and Sunset for different dates and locations. Relate shadows to the position of the Sun in the sky, and relate shadows to compass directions. 5 Minute Preview


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Summer and Winter

Observe the tilt of Earth's axis and the angle that sunlight strikes Earth on June 21 and December 21. Compare day lengths, temperatures, and the angle of the Sun's rays for any latitude. The tilt of the Earth's axis can be varied to see how this would affect seasons. 5 Minute Preview


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6.3.e: the relationship between Earth and the moon is the primary cause of tides.

Tides

Gain an understanding of high, low, spring, and neap tides on Earth by observing the tidal heights and the positions of the Earth, Moon, and Sun. Tidal bulges can be observed from space, and water depths can be recorded from a dock by the ocean. 5 Minute Preview


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Tides - Metric

Gain an understanding of high, low, spring, and neap tides on Earth by observing the tidal heights and the position of the Earth, Moon, and Sun. Tidal bulges can be observed from space, and water depths can be recorded from a dock by the ocean. 5 Minute Preview


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6.4: The student will investigate and understand that there are basic sources of energy and that energy can be transformed. Key ideas include


6.4.a: the sun is important in the formation of most energy sources on Earth;

Energy Conversions

Where does energy come from? How does energy get from one place to another? Find out how electrical current is generated and how living things get energy to move and grow. Trace the path of energy and see how energy is converted from one form to another. 5 Minute Preview


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6.4.b: Earth’s energy budget relates to living systems and Earth’s processes;

Greenhouse Effect

Within this simulated region of land, daytime's rising temperature and the falling temperature at night can be measured, along with heat flow in and out of the system. The level of greenhouse gases present in the atmosphere at any given time can be adjusted, allowing the long-term effects to be investigated. 5 Minute Preview


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Greenhouse Effect - Metric

Within this simulated region of land, daytime's rising temperature and the falling temperature at night can be measured, along with heat flow in and out of the system. The amount of greenhouse gases present in the atmosphere can be adjusted through time, and the long-term effects can be investigated. 5 Minute Preview


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6.4.c: radiation, conduction, and convection distribute energy; and

Heat Transfer by Conduction

An insulated beaker of hot water is connected to a beaker of cold water with a conducting bar, and over time the temperatures of the beakers equalize as heat is transferred through the bar. Four materials (aluminum, copper, steel, and glass) are available for the bar. 5 Minute Preview


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Heat Absorption

Shine a powerful flashlight on a variety of materials, and measure how quickly each material heats up. See how the light angle, light color, type of material, and material color affect heating. A glass cover can be added to simulate a greenhouse. 5 Minute Preview


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Conduction and Convection

Two flasks hold colored water, one yellow and the other blue. Set the starting temperature of each flask, choose a type of material to connect the flasks, and see how quickly the flasks heat up or cool down. The flasks can be connected with a hollow pipe, allowing the water in the flasks to mix, or a solid chunk that transfers heat but prevents mixing. 5 Minute Preview


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Radiation

Use a powerful flashlight to pop a kernel of popcorn. A lens focuses light on the kernel. The temperature of the filament and the distance between the flashlight and lens can be changed. Several obstacles can be placed between the flashlight and the popcorn. 5 Minute Preview


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Convection Cells

Explore the causes of convection by heating liquid and observing the resulting motion. The location and intensity of the heat source (or sources) can be varied, as well as the viscosity of the liquid. Use a probe to measure temperature and density in different areas and observe the motion of molecules in the liquid. Then, explore real-world examples of convection cells in Earth's mantle, oceans, and atmosphere. 5 Minute Preview


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Beat the Heat: Tackling Urban Heat Islands Using the Science of Energy - Middle School

Lake City's latest heat wave has more people in the hospital than ever before. Juan, a local student admitted to the hospital, lives in one of the hottest neighborhoods in the city. Students are hired as the city's Chief Heat Officer to investigate and solve the problem. As the Chief Heat Officer, students look at land uses, surface air temperatures, and building materials across Lake City. Students will develop a system model to test several design solutions and give the mayor a proposal to beat the heat. Video Preview


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STEM Cases

Protecting Permafrost: Heat Transfer Highway - Middle School

Thawing permafrost threatens the stability of critical infrastructure in the Arctic community of Mountain Harbor, Alaska. Students take on the role of a civil engineer to design heat transfer solutions to protect permafrost in a warming climate. Video Preview


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STEM Cases

6.4.d: energy transformations are important in energy usage.

Energy Conversions

Where does energy come from? How does energy get from one place to another? Find out how electrical current is generated and how living things get energy to move and grow. Trace the path of energy and see how energy is converted from one form to another. 5 Minute Preview


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6.5: The student will investigate and understand that all matter is composed of atoms. Key ideas include


6.5.a: atoms consist of particles, including electrons, protons, and neutrons;

Element Builder

Use protons, neutrons, and electrons to build elements. As the number of protons, neutrons, and electrons changes, information such as the name and symbol of the element, the Z, N, and A numbers, the electron dot diagram, and the group and period from the periodic table are shown. Each element is classified as a metal, metalloid, or nonmetal, and its state at room temperature is also given. 5 Minute Preview


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6.5.b: atoms of a particular element are similar but differ from atoms of other elements;

Element Builder

Use protons, neutrons, and electrons to build elements. As the number of protons, neutrons, and electrons changes, information such as the name and symbol of the element, the Z, N, and A numbers, the electron dot diagram, and the group and period from the periodic table are shown. Each element is classified as a metal, metalloid, or nonmetal, and its state at room temperature is also given. 5 Minute Preview


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6.5.c: elements may be represented by chemical symbols;

Element Builder

Use protons, neutrons, and electrons to build elements. As the number of protons, neutrons, and electrons changes, information such as the name and symbol of the element, the Z, N, and A numbers, the electron dot diagram, and the group and period from the periodic table are shown. Each element is classified as a metal, metalloid, or nonmetal, and its state at room temperature is also given. 5 Minute Preview


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Chemical and Physical Changes - Middle School

The Secret Service recently arrested suspects accused of counterfeiting coins from 1915 valued at $50,000 each. The students act as a forensic scientist to investigate the crime scene and the evidence. Students learn about chemical and physical changes to recreate the methods used to make the coins as evidence for the trial. Video Preview


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STEM Cases

6.5.d: two or more atoms interact to form new substances, which are held together by electrical forces (bonds);

Covalent Bonds

Choose a substance, and then move electrons between atoms to form covalent bonds and build molecules. Observe the orbits of shared electrons in single, double, and triple covalent bonds. Compare the completed molecules to the corresponding Lewis diagrams. 5 Minute Preview


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Ionic Bonds

Simulate ionic bonds between a variety of metals and nonmetals. Select a metal and a nonmetal atom, and transfer electrons from one to the other. Observe the effect of gaining and losing electrons on charge, and rearrange the atoms to represent the molecular structure. Additional metal and nonmetal atoms can be added to the screen, and the resulting chemical formula can be displayed. 5 Minute Preview


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Molecule Builder

Create molecules using building blocks of carbon, hydrogen, oxygen, nitrogen, and other elements. Connect atoms by bonds, then create double or triple bonds if desired. For each completed molecule, write the chemical formula and, if the molecule is included in the database, observe the 3D structure. Create a variety of challenge molecules including cyclic molecules and isomers. 5 Minute Preview


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Chemical and Physical Changes - Middle School

The Secret Service recently arrested suspects accused of counterfeiting coins from 1915 valued at $50,000 each. The students act as a forensic scientist to investigate the crime scene and the evidence. Students learn about chemical and physical changes to recreate the methods used to make the coins as evidence for the trial. Video Preview


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STEM Cases

6.5.e: compounds may be represented by chemical formulas;

Chemical Equations

Practice balancing chemical equations by changing the coefficients of reactants and products. As the equation is manipulated, the amount of each element is shown as individual atoms, histograms, or numerically. Molar masses of reactants and products can also be calculated and balanced to demonstrate conservation of mass. 5 Minute Preview


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Chemical Changes

Chemical changes result in the formation of new substances. But how can you tell if a chemical change has occurred? Explore this question by observing and measuring a variety of chemical reactions. Along the way you will learn about chemical equations, acids and bases, exothermic and endothermic reactions, and conservation of matter. 5 Minute Preview


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Launch Gizmo

Molecule Builder

Create molecules using building blocks of carbon, hydrogen, oxygen, nitrogen, and other elements. Connect atoms by bonds, then create double or triple bonds if desired. For each completed molecule, write the chemical formula and, if the molecule is included in the database, observe the 3D structure. Create a variety of challenge molecules including cyclic molecules and isomers. 5 Minute Preview


Lesson Info
Launch Gizmo

Smelling in the Rain: Designing Solutions to Improve Air Quality - Middle School

A respiratory physiologist is concerned about the number of asthma attacks in children within her community. On certain days, the number is higher than the respiratory physiologist might expect. She thinks something in the environment is causing more rescue inhaler use on those days. As an air quality engineer, students will work collaboratively with a respiratory physiologist to learn how some air pollutants are released directly from sources while others are formed through chemical reactions. Students will develop a system model to test design solutions to recommend a plan to help decrease air pollution in a community with a record number of asthma cases in children. Video Preview


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STEM Cases

6.5.f: chemical equations can be used to model chemical changes; and

Chemical Equations

Practice balancing chemical equations by changing the coefficients of reactants and products. As the equation is manipulated, the amount of each element is shown as individual atoms, histograms, or numerically. Molar masses of reactants and products can also be calculated and balanced to demonstrate conservation of mass. 5 Minute Preview


Lesson Info
Launch Gizmo

Chemical Changes

Chemical changes result in the formation of new substances. But how can you tell if a chemical change has occurred? Explore this question by observing and measuring a variety of chemical reactions. Along the way you will learn about chemical equations, acids and bases, exothermic and endothermic reactions, and conservation of matter. 5 Minute Preview


Lesson Info
Launch Gizmo

Smelling in the Rain: Designing Solutions to Improve Air Quality - Middle School

A respiratory physiologist is concerned about the number of asthma attacks in children within her community. On certain days, the number is higher than the respiratory physiologist might expect. She thinks something in the environment is causing more rescue inhaler use on those days. As an air quality engineer, students will work collaboratively with a respiratory physiologist to learn how some air pollutants are released directly from sources while others are formed through chemical reactions. Students will develop a system model to test design solutions to recommend a plan to help decrease air pollution in a community with a record number of asthma cases in children. Video Preview


Lesson Info
STEM Cases

6.6: The student will investigate and understand that water has unique physical properties and has a role in the natural and human-made environment. Key ideas include


6.6.b: water has specific properties;

Phases of Water

Heat or cool a container of water and observe the phase changes that take place. Use a magnifying glass to observe water molecules as a solid, liquid, or gas. Compare the volumes of the three phases of water. 5 Minute Preview


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6.6.c: thermal energy has a role in phase changes;

Phase Changes

Explore the relationship between molecular motion, temperature, and phase changes. Compare the molecular structure of solids, liquids, and gases. Graph temperature changes as ice is melted and water is boiled. Find the effect of altitude on phase changes. The starting temperature, ice volume, altitude, and rate of heating or cooling can be adjusted. 5 Minute Preview


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Phases of Water

Heat or cool a container of water and observe the phase changes that take place. Use a magnifying glass to observe water molecules as a solid, liquid, or gas. Compare the volumes of the three phases of water. 5 Minute Preview


Lesson Info
Launch Gizmo

Chemical and Physical Changes - Middle School

The Secret Service recently arrested suspects accused of counterfeiting coins from 1915 valued at $50,000 each. The students act as a forensic scientist to investigate the crime scene and the evidence. Students learn about chemical and physical changes to recreate the methods used to make the coins as evidence for the trial. Video Preview


Lesson Info
STEM Cases

Fighting Floods: The Water Cycle and Climate Change - Middle School

Paanee, a city in northeastern India, is flooding more than normal. Taking on the role of a hydrologist, the student analyzes data and designs a solution for Paanee to mitigate the effects of water cycle changes caused by global warming. Video Preview


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STEM Cases

Phase Changes: Mountain Spaghetti

In this lesson series, students will help Kayla, a cooking enthusiast who is having trouble making good spaghetti in her new home in the mountains. Students will investigate phase changes, the effect of altitude and air pressure on boiling point, and the molecular causes of phase changes. Preview


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Phase Changes: Boil in a Bag

Dad forgets to bring the cooking pot on a camping trip, throwing the macaroni and cheese dinner into doubt. Luckily, he comes up with an ingenious solution involving a plastic bag. Students will investigate how temperature relates to phase changes to explain why this works. Preview


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Phase Changes: Dance of the Molecules

After a snowstorm cuts power and water, Ethan needs to melt ice and boil the resulting water to cook dinner. This phenomenon leads him to thinking about why water changes from one phase to another. In this standalone lesson, students will investigate what is happening at the molecular level to cause phase changes. Preview


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6.6.d: water has a role in weathering;

Weathering

Weathering is the breakdown of rock at Earth's surface through physical or chemical means. Students will learn about the different types of mechanical and chemical weathering, then use a simulation to model the effects of weathering on different types of rocks in varying climate conditions. 5 Minute Preview


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6.6.f: water is important for agriculture, power generation, and public health.

Water Cycle

Control the path of a drop of water as it travels through the water cycle. Many alternatives are presented at each stage. Determine how the water moves from one location to another, and learn how water resources are distributed in these locations. 5 Minute Preview


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6.7: The student will investigate and understand that air has properties and that Earth’s atmosphere has structure and is dynamic. Key ideas include


6.7.d: there is a relationship between air movement, thermal energy, and weather conditions;

Weather Maps

Learn about standard symbols used in meteorology to construct weather maps. Rain, sleet, snow, temperature, cloud cover, wind speed and direction, and atmospheric pressure can all be recorded at two different weather stations on a map. Describe weather patterns characteristic of high-pressure systems, low-pressure systems, warm fronts, and cold fronts. 5 Minute Preview


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Coastal Winds and Clouds

Observe daily weather conditions in a coastal region. Measure temperatures and wind speeds at any location and use this data to map convection currents that form during the day and night. Explain the origin of land breezes and sea breezes. 5 Minute Preview


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Launch Gizmo

Weather Maps - Metric

Learn about standard symbols used in meteorology to construct weather maps. Rain, sleet, snow, temperature, cloud cover, wind speed and direction, and atmospheric pressure can all be recorded at two different weather stations on a map. Describe weather patterns characteristic of high-pressure systems, low-pressure systems, warm fronts, and cold fronts. 5 Minute Preview


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Launch Gizmo

Coastal Winds and Clouds - Metric

Observe daily weather conditions in a coastal region. Measure temperatures and wind speeds at any location and use this data to map convection currents that form during the day and night. Explain the origin of land breezes and sea breezes. 5 Minute Preview


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Launch Gizmo

Convection Cells

Explore the causes of convection by heating liquid and observing the resulting motion. The location and intensity of the heat source (or sources) can be varied, as well as the viscosity of the liquid. Use a probe to measure temperature and density in different areas and observe the motion of molecules in the liquid. Then, explore real-world examples of convection cells in Earth's mantle, oceans, and atmosphere. 5 Minute Preview


Lesson Info
Launch Gizmo

6.7.e: atmospheric measures are used to predict weather conditions; and

Hurricane Motion

Use data from up to three weather stations to predict the motion of a hurricane. The wind speed, wind direction, cloud cover and air pressure are provided for each station using standard weather symbols. 5 Minute Preview


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Hurricane Motion - Metric

Use data from up to three weather stations to predict the motion of a hurricane. The wind speed, wind direction, cloud cover and air pressure are provided for each station using standard weather symbols. 5 Minute Preview


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Observing Weather (Customary)

How do scientists measure and describe the weather? In this introductory lesson, students will practice using a thermometer, anemometer, rain gauge, and hygrometer to record weather conditions in a variety of locations and dates. This lesson uses U.S. customary units. 5 Minute Preview


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Observing Weather (Metric)

How do scientists measure and describe the weather? In this introductory lesson, students will practice using a thermometer, anemometer, rain gauge, and hygrometer to record weather conditions in a variety of locations and dates. This lesson uses metric units. 5 Minute Preview


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6.7.f: weather maps give basic information about fronts, systems, and weather measurements.

Hurricane Motion

Use data from up to three weather stations to predict the motion of a hurricane. The wind speed, wind direction, cloud cover and air pressure are provided for each station using standard weather symbols. 5 Minute Preview


Lesson Info
Launch Gizmo

Weather Maps

Learn about standard symbols used in meteorology to construct weather maps. Rain, sleet, snow, temperature, cloud cover, wind speed and direction, and atmospheric pressure can all be recorded at two different weather stations on a map. Describe weather patterns characteristic of high-pressure systems, low-pressure systems, warm fronts, and cold fronts. 5 Minute Preview


Lesson Info
Launch Gizmo

Weather Maps - Metric

Learn about standard symbols used in meteorology to construct weather maps. Rain, sleet, snow, temperature, cloud cover, wind speed and direction, and atmospheric pressure can all be recorded at two different weather stations on a map. Describe weather patterns characteristic of high-pressure systems, low-pressure systems, warm fronts, and cold fronts. 5 Minute Preview


Lesson Info
Launch Gizmo

Hurricane Motion - Metric

Use data from up to three weather stations to predict the motion of a hurricane. The wind speed, wind direction, cloud cover and air pressure are provided for each station using standard weather symbols. 5 Minute Preview


Lesson Info
Launch Gizmo

6.8: The student will investigate and understand that land and water have roles in watershed systems. Key ideas include


6.8.a: a watershed is composed of the land that drains into a body of water;

River Detective: The Case of the Missing Shad - Middle School

An important fish species, the American Shad, has disappeared from the James River in Virginia. Students take on the role of a junior River Watch member to investigate the shad population’s decline. They collect and analyze data about biotic and abiotic factors related to water quality and fish survival. Then students use this data to construct a model of cause-and-effect relationships in the James River watershed and design a solution to bring back this iconic fish. Video Preview


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STEM Cases

6.8.b: Virginia is composed of multiple watershed systems which have specific features;

River Detective: The Case of the Missing Shad - Middle School

An important fish species, the American Shad, has disappeared from the James River in Virginia. Students take on the role of a junior River Watch member to investigate the shad population’s decline. They collect and analyze data about biotic and abiotic factors related to water quality and fish survival. Then students use this data to construct a model of cause-and-effect relationships in the James River watershed and design a solution to bring back this iconic fish. Video Preview


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STEM Cases

6.8.d: natural processes, human activities, and biotic and abiotic factors influence the health of a watershed system.

Water Pollution

Get to know the four main types of pollution present in the environment, and then look at a variety of real-world examples as you try to guess what type of pollution is represented by each situation. All of the real-world situations can be viewed every day in different parts of the world. 5 Minute Preview


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Pond Ecosystem

Measure the temperature and oxygen content of a pond over the course of a day. Then go fishing to see what types of fish live in the pond. Many different ponds can be investigated to determine the influence of time, temperature, and farms on oxygen levels. 5 Minute Preview


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River Detective: The Case of the Missing Shad - Middle School

An important fish species, the American Shad, has disappeared from the James River in Virginia. Students take on the role of a junior River Watch member to investigate the shad population’s decline. They collect and analyze data about biotic and abiotic factors related to water quality and fish survival. Then students use this data to construct a model of cause-and-effect relationships in the James River watershed and design a solution to bring back this iconic fish. Video Preview


Lesson Info
STEM Cases

Microbiologist Mission: Reducing River Runoff and Pollution - Middle School

People are getting sick after swimming in the Dogwood River. The student acts as a microbiologist to monitor bacteria populations, construct a model of how pollution enters the river, and design a sustainable solution to minimize human impacts on the Dogwood River watershed. Video Preview


Lesson Info
STEM Cases

6.9: The student will investigate and understand that humans impact the environment and individuals can influence public policy decisions related to energy and the environment. Key ideas include


6.9.a: natural resources are important to protect and maintain;

Water Pollution

Get to know the four main types of pollution present in the environment, and then look at a variety of real-world examples as you try to guess what type of pollution is represented by each situation. All of the real-world situations can be viewed every day in different parts of the world. 5 Minute Preview


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Launch Gizmo

Water Contamination - Middle School

There has been an outbreak of legionnaires’ disease in a small town. This disease is caused by legionella bacteria that proliferate in contaminated water supplies. Students take on the role of a civil engineer to investigate how the water treatment plant has failed to get rid of all the contaminants in the water and design a new method. Video Preview


Lesson Info
STEM Cases

River Detective: The Case of the Missing Shad - Middle School

An important fish species, the American Shad, has disappeared from the James River in Virginia. Students take on the role of a junior River Watch member to investigate the shad population’s decline. They collect and analyze data about biotic and abiotic factors related to water quality and fish survival. Then students use this data to construct a model of cause-and-effect relationships in the James River watershed and design a solution to bring back this iconic fish. Video Preview


Lesson Info
STEM Cases

Microbiologist Mission: Reducing River Runoff and Pollution - Middle School

People are getting sick after swimming in the Dogwood River. The student acts as a microbiologist to monitor bacteria populations, construct a model of how pollution enters the river, and design a sustainable solution to minimize human impacts on the Dogwood River watershed. Video Preview


Lesson Info
STEM Cases

6.9.c: major health and safety issues are associated with air and water quality;

Water Pollution

Get to know the four main types of pollution present in the environment, and then look at a variety of real-world examples as you try to guess what type of pollution is represented by each situation. All of the real-world situations can be viewed every day in different parts of the world. 5 Minute Preview


Lesson Info
Launch Gizmo

Water Contamination - Middle School

There has been an outbreak of legionnaires’ disease in a small town. This disease is caused by legionella bacteria that proliferate in contaminated water supplies. Students take on the role of a civil engineer to investigate how the water treatment plant has failed to get rid of all the contaminants in the water and design a new method. Video Preview


Lesson Info
STEM Cases

Smelling in the Rain: Designing Solutions to Improve Air Quality - Middle School

A respiratory physiologist is concerned about the number of asthma attacks in children within her community. On certain days, the number is higher than the respiratory physiologist might expect. She thinks something in the environment is causing more rescue inhaler use on those days. As an air quality engineer, students will work collaboratively with a respiratory physiologist to learn how some air pollutants are released directly from sources while others are formed through chemical reactions. Students will develop a system model to test design solutions to recommend a plan to help decrease air pollution in a community with a record number of asthma cases in children. Video Preview


Lesson Info
STEM Cases

Microbiologist Mission: Reducing River Runoff and Pollution - Middle School

People are getting sick after swimming in the Dogwood River. The student acts as a microbiologist to monitor bacteria populations, construct a model of how pollution enters the river, and design a sustainable solution to minimize human impacts on the Dogwood River watershed. Video Preview


Lesson Info
STEM Cases

6.9.d: major health and safety issues are related to different forms of energy;

Beat the Heat: Tackling Urban Heat Islands Using the Science of Energy - Middle School

Lake City's latest heat wave has more people in the hospital than ever before. Juan, a local student admitted to the hospital, lives in one of the hottest neighborhoods in the city. Students are hired as the city's Chief Heat Officer to investigate and solve the problem. As the Chief Heat Officer, students look at land uses, surface air temperatures, and building materials across Lake City. Students will develop a system model to test several design solutions and give the mayor a proposal to beat the heat. Video Preview


Lesson Info
STEM Cases

Correlation last revised: 4/13/2026

About STEM Cases

Students assume the role of a scientist trying to solve a real world problem. They use scientific practices to collect and analyze data, and form and test a hypothesis as they solve the problems.

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Each STEM Case uses realtime reporting to show live student results.
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STEM Cases take between 30-90 minutes for students to complete, depending on the case.

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Student progress is automatically saved so that STEM Cases can be completed over multiple sessions.

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Each STEM Case level has an associated Handbook. These are interactive guides that focus on the science concepts underlying the case.

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© 2026 ExploreLearning. All rights reserved. Gizmo and Gizmos are registered trademarks of ExploreLearning. STEM Cases, Handbooks and the associated Realtime Reporting System are protected by US Patent No. 10,410,534

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